Insulating rail bracket



FIG. 1 is a top view of an insulating rail bracket showing my new design;

FIG. 2 is bottom view thereof;

FIG. 3 is a front view thereof, the rear view being a mirror image of the front view;

FIG. 4 is a right end view thereof, the left end view being identical to the right end view;

FIG. 5 is a front perspective view thereof;

FIG. 6 is a front end perspective view thereof; and,

FIG. 7 is a bottom perspective view thereof. 

The ornamental design for an insulating rail bracket, as shown and described. 